package com.learn.yijia.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.learn.yijia.common.CustomException;
import com.learn.yijia.common.R;
import com.learn.yijia.common.SMSUtils;
import com.learn.yijia.common.ValidateCodeUtils;
import com.learn.yijia.entity.User;
import com.learn.yijia.service.UserService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.Objects;
import java.util.concurrent.TimeUnit;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {
    @Autowired
    private UserService userService;
    @Autowired
    private RedisTemplate<Object, Object> redisTemplate;
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        String phone = user.getPhone();

        if(StringUtils.isNotEmpty(phone)){
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("发送的验证码为：{}",code);
            try {
                log.info("发短信中...");
                //SMSUtils.sendMessage(phone, code);
            } catch (Exception e) {
                throw new CustomException("短信发送失败");
            }

            //session.setAttribute(phone, code);
            redisTemplate.opsForValue().set(phone, code, 5, TimeUnit.MINUTES);

            return R.success("短信发送成功");
        }
        return R.error("短信发送失败");
    }

    @PostMapping("/login")
    public R<User> login(@RequestBody Map<String, Object> map, HttpSession session){
        String phone = map.get("phone").toString();
        String code = map.get("code").toString();

        //Object codeInSessionObj = session.getAttribute(phone);

        Object codeInSessionObj = redisTemplate.opsForValue().get(phone);

        if(codeInSessionObj == null) return R.error("登陆失败");

        String codeInSession = codeInSessionObj.toString();
        if(codeInSession != null && codeInSession.equals(code)){
            LambdaQueryWrapper<User> userLambdaQueryWrapper = new LambdaQueryWrapper<>();
            userLambdaQueryWrapper.eq(User::getPhone, phone);

            User user = userService.getOne(userLambdaQueryWrapper);
            if(user == null){
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user", user.getId());
            redisTemplate.delete(phone);
            return R.success(user);
        }
        return R.error("登陆失败");
    }

}
